vici: Certification Authority support added.

CDP and OCSP URIs for a one or multiple certification authorities
can be added via the VICI interface. swanctl allows to read
definitions from a new authorities section.

src/libcharon/plugins/vici/vici_authority.h

@@ -0,0 +1,62 @@
+/*
+ * Copyright (C) 2015 Andreas Steffen
+ * HSR Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * for more details.
+ */
+
+/**
+ * @defgroup vici_authority vici_authority
+ * @{ @ingroup vici
+ */
+
+#ifndef VICI_AUTHORITY_H_
+#define VICI_AUTHORITY_H_
+
+#include "vici_dispatcher.h"
+#include "vici_cred.h"
+
+typedef struct vici_authority_t vici_authority_t;
+
+/**
+ * In-memory certification authority backend, managed by VICI.
+ */
+struct vici_authority_t {
+
+	/**
+	 * Implements credential_set_t
+	 */
+	credential_set_t set;
+
+	/**
+	 * Check if a certificate can be made available through hash and URL.
+	 *
+	 * @param cert		end entity certificate
+	 */
+	void (*check_for_hash_and_url)(vici_authority_t *this, certificate_t* cert);
+
+	/**
+	 * Destroy a vici_authority_t.
+	 */
+	void (*destroy)(vici_authority_t *this);
+};
+
+/**
+ * Create a vici_authority instance.
+ *
+ * @param dispatcher		dispatcher to receive requests from
+ * @param cred				in-memory credential backend managed by VICI
+ * @return					authority backend
+ */
+vici_authority_t *vici_authority_create(vici_dispatcher_t *dispatcher,
+										vici_cred_t *cred);
+
+#endif /** VICI_AUTHORITY_H_ @}*/